12 #Why objects Float or Sink when placed on the surface of water# The SD online Classes 1,65 тыс. подписчиков Скачать
14 #Electromagnetic Induction# #Faraday's Laws# #Activity 4.2# Electricity generated in a coil Скачать
11 #Pattern of Magnetic field due to current in a solenoid# #Mag field of a solenoid# #Electromagnet Скачать
10 #Strength of the magnetic field by circular loop # factors on which it depends #clock rule Скачать
8 #Rules to Determine the Direction of Magnetic Field (i)Right Hand Thumb (ii)Maxwell's Cork Screw Скачать
7#Patterns of Magnetic Field #Pattern of Magnetic Field due to a Straight Conductor Carrying Current Скачать
6 #Electromagnetism #Relation between electricity & Magnetism #B due to current carrying conductor# Скачать
3#Magnetic Field #Magnetic Field Lines# #Mapping a Magnetic Field Line with a Compass Needle# Скачать
1#Magnet, #Properties of Magnet, #N-S Poles, #Directional property, #Repulsion, #N-S always co-exist Скачать
29#An electric water motor takes 5A from 220V line. Determine the power of the motor and the energy Скачать
28#Calculate the energy transferred by a 4.5A current flowing through a resistence of 12Ω for 1minut Скачать
26#A Circuit has a 5 A fuse. What is the maximum number of 60 W (220V) bulbs that can be safely used Скачать
25#Two bulbs rated 100 W at 220V and 200W at 220V are connected in parallel to a 220V line. What tot Скачать
22- An electric resistor is used on 220V supply and takes a current of 0.01A. What is its power? Скачать
21-Which has greater resistance, 1000 watt electric heater or a 100 watt filament bulb both marked.. Скачать
19-Electric Power-Power Rating-Power dissipation due to current-Electrical Energy-One Kilo Watt Hour Скачать
17-Heating Effects of Current-Causes of Heating Effects of Current-Heat produced by Electric Current Скачать
16-How can three resistors of resistances 2Ω, 3Ω and 6Ω can be connected to give a total resistance. Скачать
15-What is the (a) highest and (b) lowest total resistance that can be secured by combination of fou Скачать
14-An electric lamp of 100 Ω, toaster of resistance 50 Ω and a water filter of resistance 500 Ω are Скачать
13-Redraw the circuit diagram of previous question (Vid12) by adding an ammeter to measure the curre Скачать
12-Draw a schematic diagram of a circuit consisting of a battery of three cells of 2V each, a 5 ohm Скачать
11-Three conductors of resistances 2Ω, 3Ω and 4Ω are connected (i) in series and (ii) in parallel... Скачать
5-Resistance, Rheostat, 1 Ω, Conductors, Resistors and Insulators- Factors on which resistance of a. Скачать
3-#Electric Current# #1 Ampere# #Direction of Electric Current# # #(a) Closed (b) Open Circuit# Скачать
2 #numericals on electric potential and potential difference class 10 #electric potential numerical Скачать
1#Electric Charge,Characteristics Electric Potential One Volt Potential Diff Units of Potential Diff Скачать
10 #Atmospheric Refraction #Apparent height #twinkling of stars #Planets #Advanced sunrise sunset Скачать
9 #Dispersion of White Light #Newton's Experiments #dispersing prism #split and recombination Скачать
14 #Graphical representation of Motion #Distance Time Graph #Speed-Time Graph #Velocity Time Graph Скачать
5 #A person with myopic eye cannot see object beyond 1.2 m distinctly. What should be the nature of Скачать
13 #A train is moving with an initial velocity of 30 m/s. The brakes are applied so as to produce a Скачать
10 #Class 9_Physics_Chapter 1_MOTION #Mizoram Board# #intext question# #type of motion graph# Скачать
9 #A car travels at a speed of 20 km/h for 2h and at 60 km/h for the next 2 h. What is the average v Скачать
7 #Class 9_Physics_Chapter 1_MOTION #Mizoram Board# Velocity_Differences between speed and velocity# Скачать
3 #A boy moves a distance of 3m towards south, then he turns and moves 4m towards east. Calculate... Скачать
2 #An athlete completes one round of a circular track of diameter 200 m in 40 sec. What will be the Скачать
1 #Mechanics #Kinematics #Motion along Straight Line #Origin #Scalar #Vector #Distance #Displacement Скачать
46 Chapter 1 Class 10 LIGHT Reflection and Refraction: Q 11: With respect to air the refractive... Скачать
45 Chapter 1 Class 10 LIGHT Reflection and Refraction: Q 10: An object placed 50 cm from a lens... Скачать
44 Chapter 1 Class 10 LIGHT Reflection and Refraction Q9: What is the power of a concave lens of... Скачать
42 chapter 1 Class 10 LIGHT Reflection and Refraction Q7: Find the position and nature of the... Скачать
41 chapter 1 Class 10 LIGHT Reflection and Refraction Q6: An object is placed at a distance of 10... Скачать
40- chapter 1 class 10 LIGHT Reflection and Refraction Q5: An object is placed at a distance of... Скачать
39- chapter 1 class 10 LIGHT Reflection and Refraction Q4: An object placed at a distance of 45cm... Скачать
38- chapter 1 class 10 LIGHT Reflection and Refraction: Q3: A doctor has prescribed a corrective... Скачать
37- chapter 1 class 10 LIGHT Reflection and Refraction: Q2: If an object of 10 cm height is place... Скачать
36- Light -Reflection and Refraction: Q1: A concave mirror produces a real image of height 2 cm... Скачать
10 #Thrust and Pressure #SI unit of Thrust -Pressure #Pressure in Fluids #Pascal's Law #Buoyancy Скачать
31- Light Reflection and Refraction Lens Formula:(1/f =1/v -1/u)Magnification (m) Power of a Lens(P) Скачать
30- Light Reflection and Refraction- Uses of convex and Concave Lens Sign convention for Lenses Скачать
9 #A stone is released from the top of a tower of height 19.6 m. Calculate its final velocity. Скачать
8 #Gravitational force on the surface of the moon is only 1/6 as strong as gravitational force on .. Скачать
7 - Q2: #What happens to the force between two objects, if (i) the mass of one object is doubled? .. Скачать
6 #How does the force of gravitation between two objects change when the distance between them is Скачать
3 #Factors affecting Acceleration due to gravity (i) #Altitude (ii) #Depth (iii) #Shape of the Earth Скачать
2 #Newton's third law of motion and Gravitation# #free fall# #Acceleration due to gravity (g)# Скачать
1#Gravitation# #Newton's Law of Gravitation# #Universal Law of Gravitation# #Gravitational Constant# Скачать
22- Chapter 1 Class 10 Light --Laws of refraction - Example 3: The refractive index of water is... Скачать
21- Chapter 1 Class 10 Light --Laws of refraction - Example 2- The refractive index of water is.... Скачать
20 Chapter 1 Class 10 Light --Laws of refraction - Example 1-- Calculate the refractive index of... Скачать
19 Chapter 1 Class 10 Light --Laws of refraction ---Refractive Index--- in terms of speed of light.. Скачать
17 Chapter 1 Class 10 Light- Phenomena of Reflection of Light--The bending of rays can also make ... Скачать
16-Chapter 1 Class 10 Light Refraction---Cause of Refraction--Characteristics of Refraction of Light Скачать
15 Chapter 1 Class 10 LIGHT Example 6: An object 5 cm high is placed at a distance of 15 cm from... Скачать
14 Chapter 1 Class 10 Light Example 5: An object 6 cm high is placed at a distance of 6 cm from a... Скачать
13 Chapter 1 Class 10 LIGHT Example 4: An object 4 cm high is placed at a distance of 16 cm from... Скачать
12 Chapter 1 Class 10 Light Example 3: An object is placed at a distance of 10 cm from a concave... Скачать
11 Chapter 1 Class 10 LIGHT Example 1 and Example 2...........Find the focal length of a convex... Скачать
9 Class 9 Constructions Chapter 15 Example 5: Construct a ∆ PQR in which PQ = 5.5 cm, QR = 7 cm... Скачать
8 Class 9 Constructions Chapter 15 Construction 15.4: To construct a ∆, given its two sides and... Скачать
7- Class 9 Constructions Chapter 15 Example 4: Construct a ∆ XYZ in which ∠Y = 30 degree ∠Z = 90°... Скачать
6 Class 9 Constructions Chapter 15 Construction 15.3: To construct a ∆, given its perimeter... Скачать
5 Class 9 Constructions Chapter 15 Example 3: Construct a triangle ABC in which BC = 8 cm, angle... Скачать
4 Class 9 Constructions Chapter 15 Example 2: Construct a triangle PQR in which QR = 6 cm, angle... Скачать
3 Class 9 Constructions Chapter 15 Construction 15.2: To construct a triangle, given its base,... Скачать
2-Class 9 Constructions Chapter 15 Example 1: Construct a triangle ABC, in which BC = 7 cm, angle... Скачать
1-Class 9 Constructions Chapter 15 Construction 15.1: To construct a triangle, given its base,sum... Скачать
8-Light: Reflection and Refraction: Image formation by convex mirror----- uses of convex mirrors Скачать
7-Light: Reflection and Refraction: convex mirror Rules for locating images formed by convex mirror Скачать
3- LIGHT-Reflection and Refraction-Some Important Terms related to Spherical Mirrors(remaining part) Скачать
Ex: 10.2-Q 11: Construct a triangle PQR in which QR = 5.5 cm, angle P = 45 degree and the median... Скачать
Ex 10.2-Q 10: Construct a triangle ABC in which BC = 7 cm, angle A = 60 degree and the median... Скачать
Ex 10.2 Q9: Construct a triangle PQR in which QR = 6 cm, angle P = 30 degree and altitude through... Скачать
Ex: 10.2-Q 8: Construct a triangle ABC in which BC = 5 cm, angle A = 45 degree and altitude... Скачать
Ex 10.2 Q7: Draw a right triangle in which sides (other than hypotenuse) are of length 8 cm and... Скачать
Ex 10.2 Q 6: Draw a right triangle in which the sides (other than hypotenuse) are of length 5 cm... Скачать
Ex 10.2 Q 5: Draw a triangle with BC = 7 cm, angle B = 45 degree, angle A= 105 degree. Then... Скачать
Ex 10.2 Q 4: Construct an isosceles triangle whose base is 8 cm and altitude 4 cm and then another.. Скачать
Ex 10.2 Q 3: Construct a triangle with sides 5 cm, 6 cm and 7 cm and then another triangle whose.... Скачать
Ex 10.2 Q2: Construct a triangle of sides 4 cm, 5 cm and 6 cm an then a triangle similar to it.... Скачать
Ex 10.2 Q1: Draw a triangle ABC with BC = 6 cm, AB = 6 cm and angle ABC = 60 degree. Then construct. Скачать
Example 4: Construct a triangle ABC in which BC = 6.5 cm, angle A = 60 degree and the median from... Скачать
Example:3 Construct a triangle ABC in which BC =6 cm, angle A =60 degree and altitude through A.... Скачать
Construction 10.6 Example 2: Construct a triangle ABC with sides BC=6.5 cm, AB =4 cm and AC = 5.5... Скачать
Construction 10.6-Example:1: Construct a triangle similar to a given triangle ABC with its sides... Скачать
Exercise 10.1: Q9- Draw a circle of radius 3.2 cm. Take a point P at a distance of 6 cm from the... Скачать
Ex:10.1-Q8: Draw a circle of radius 4.3cm and take a point P outside it. Without using the centre... Скачать
Ex:10.1-Q6: Draw a circle of radius 6 cm. From a point 10 cm away from its centre, construct a..... Скачать
Ex:10.1-Q5: Draw a circle of radius 4.5 cm.Take a point P on it. Using the centre of the circle... Скачать
Ex:10.1-Q4: Draw a circle of radius 5 cm. Take a point P on it. Using the centre of the circle... Скачать
Ex:10.1-Q.3: Draw a line segment of length 7 cm. Find a point P on it which divides it in ratio 3:5. Скачать
Ex:10.1 Q.2: Draw a line segment of length 8.5 cm and divide it in ratio 7:4 Measure the two parts Скачать
Ex10.1-Q1:Draw a line segment of length 7.6 cm and divide it in the ratio 5:8. Measure the two parts Скачать
Construction 10.5: To construct the tangents to a circle from a point outside it without using the.. Скачать
Construction 10.4: To construct the tangents to a circle from a point outside it using the centre Скачать
Construction 10.2: To construct a tangent to a circle at a point on it without using the centre Скачать
40 #If diagonals of a cyclic quadrilateral are diameters of the circle through the vertices of the Скачать
39 #In an isosceles triangle PQR with PQ = PR, a circle passing through Q and R intersects the side Скачать
38 #In Fig 9.35, angle P = 60 degree and angle Q = 80 degree. Find (i) angle SLR and (ii) angle QMR. Скачать
32 If a line is drawn parallel to the base of an isosceles triangle to intersect its equal sides... Скачать
